• redo documentation

gvc 0.5.0

• add dfddva() function
• add downstream() function
• add upstream() function

gvc 0.4.0

• break out matrix manipulation to the new diagonals package
• add ffddva() function
• add dfdfva() function

gvc 0.3.0

• update README.md to reflect availability on CRAN
• add gvc documentation file
• re-add examples based on decompr 3.0.0
• add vignette

• initial release
• nrca function
• e2r function
• i2e function